The Precleaner,air, cataloged under National Stock Number 2945-01-255-9650, is classified within Federal Supply Class 2945 (Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Donaldson Company, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2945-01-255-9650 |
| Primary Part Number | PBH00-1823 |
| Item Name | Precleaner,air |
| FSC / FSG | 2945 / 29 — Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving |
| Manufacturer | Donaldson Company, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 6.126 IN. MIN 6.250 IN. MAX H IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 70004-201 | Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba (USA) |
| PBH00-1823 PRIMARY | Donaldson Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| LO-127-A | 5/9 Secondary reference Wisconsin Motors, Llc |
| PBH00-0234 | 5/9 Secondary reference Donaldson Company, Inc. |
NSN 2945-01-255-9650 is a Precleaner,air, manufactured by Donaldson Company, Inc., classified under FSC 2945, Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving. Status: active.
NSN 2945-01-255-9650 has 2 manufacturer part numbers on file: 70004-201 (Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba), PBH00-1823 (Donaldson Company, Inc.).
Key specifications for PBH00-1823: General Characteristics Item Description: 6.126 IN. MIN 6.250 IN. MAX H IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.